Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.In the epoxidation, chloroform and t butanol gave the best results.在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.Recent progress on asym...
判决者必须在双方当事人中做公正的裁决.The adjudicator has to decide impartially between the two parties.判决者必须在双方当事人中作公正的裁决.The adjudicator have to decide impartially between the two parties.一些问题问了由判决者在一场英文比赛非常经常仍然跑在我.Some questions asked a...
A few faint gleams of sunshine lit up the gloomy afternoon.几束隐约的阳光使阴暗的下午有些明亮.Anger gleams in his eyes.他的眼中闪烁着愤怒.GLEAMS model was introduced to calculation of nitrate leaching in an agricultural catchment in Southeast Chi...
当看到我的名字印成铅字时,我感到无比兴奋。I got a kick out of seeing my name in print.[ 刷 ] 这件稿子要用几种铅字排.This copy is hard [ runs ] on sorts.印刷厂缺乏铅字.The printers are short of types....